using System;

namespace App.Helper
{
    public static class StringHelper
    {
        public static string GetNext(string str, int count, int step = 1)
        {
            string ret = "";
            int tmp = Int32.Parse(str.Substring(str.Length - count));
            tmp += 1;
            ret = "0000000000" + tmp.ToString();
            ret = ret.Substring(ret.Length - count);
            return ret;
        }
    }
}
